Dr. Stephen Michael Brennan, MD
- Medicare services, 2024
- 255
- Medicare patients, 2024
- 400
- Part D claims, 2021
- 14
- MIPS score, 2024
- 67
- Hospital affiliations
- 1
- Practice address
- 211 St Francis Dr, Cape Girardeau, MO 63703
- Practice phone
- Call (573) 331-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Brennan's professional email, personal email and mobile number
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Dr. Stephen Michael Brennan is an anesthesiologist in Cape Girardeau, Missouri
Dr. Brennan practices at Saint Francis Medical Center in Cape Girardeau, Missouri, part of Saint Francis Healthcare System.
Dr. Brennan's NPI, 1295758357, was assigned on July 26, 2006. Dr. Brennan graduated from Saint Louis University School of Medicine in 1992. Dr. Brennan holds Missouri license 103171.
- NPI
- 1295758357NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264690163
- NPI enumeration date
- July 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 331-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Michael Brennan practices at Saint Francis Medical Center in Cape Girardeau, Missouri
Dr. Brennan's primary practice is Saint Francis Medical Center, at 211 St Francis Dr, Cape Girardeau, MO 63703 in Cape Girardeau County. The practice phone is (573) 331-3000.
- Saint Francis Medical Center211 St Francis Dr, Cape Girardeau, MO 63703 · Cape Girardeau CountyPhone(573) 331-3000
Source: Dmand AI Affiliation Data
Dr. Stephen Michael Brennan is affiliated with 1 site of care and 1 medical group
Dr. Brennan's primary practice is Saint Francis Medical Center in Cape Girardeau, Missouri, part of Saint Francis Healthcare System. The medical group on file is Saint Francis Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen Michael Brennan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brennan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saint Francis Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Saint Francis Healthcare System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stephen Michael Brennan is one of 819 anesthesiologists in Missouri
Anesthesiology is Dr. Brennan's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Brennan is licensed in Missouri.
Specialties and state licenses
- Anesthesiology, MissouriPrimary
Anesthesiologists near Dr. Brennan
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Stephen Michael Brennan billed Medicare for 255 services in 2024
CMS data shows 255 Medicare services from Dr. Brennan across 13 procedure codes in 2024, for 400 Medicare patients. Medicare paid $15,975 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Brennan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2312024: 19217%
- Surgery
- 2023: 562024: 4618%
- Imaging
- 2023: 282024: 1739%
Dr. Brennan compared with the Missouri median for anesthesiologists, 2024
- Dr. Brennan
- Missouri median
- Medicare services
- 255vs 753.4 times
- Medicare patients
- 400vs 1402.9 times
- Part D claims
- 14vs 2236% below
Medians across 839 anesthesiologists in Missouri with Dmand AI profiles that report each measure.
Dr. Brennan's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Brennan and other anesthesiologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Michael Brennan treated 400 Medicare patients in 2024, average age 73
CMS counts 400 Medicare patients who saw Dr. Brennan in 2024. The largest group is 65 to 74, with 177 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Brennan's median patient age at 65, with 61% women.
Dr. Brennan's Medicare patients by age, 2024
Dr. Brennan's Medicare patients by sex, 2024
- Women18647%
- Men21454%
Chronic conditions among Dr. Brennan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- COPD38%
- Ischemic heart disease38%
- Diabetes37%
- Anxiety36%
- Mood disorders30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Brennan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Michael Brennan wrote 14 Medicare Part D claims in 2021
In 2021, Dr. Brennan wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $810 in total drug cost. In 2018, CMS named 30 claims across 2 drugs.
Dr. Brennan's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2018 to 2021
- 2018
- 2021
- Claims for drugs CMS names
- 2018: 302021: 1453%
Drugs named by CMS: 1 in 2021, 2 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Stephen Michael Brennan scored 67 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 67 out of 100 for Dr. Brennan for performance year 2024, reported through an alternative payment model (APM). Dr. Brennan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Brennan's MIPS scores, performance year 2024
- 67of 100Final score
- 85.4of 100Quality
- 0of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Stephen Michael Brennan received $1,363 in industry payments from 2016 to 2025
CMS Open Payments shows 39 general payments to Dr. Brennan from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 69% of the total. Edwards Lifesciences Corporation paid the most, $891.
General payments to Dr. Brennan by program year, 2016 to 2025
General payments to Dr. Brennan by kind, 2016 to 2025
- Food and beverage$93569%
- Travel and lodging$42731%
Companies that paid Dr. Brennan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Michael Brennan graduated from Saint Louis University School of Medicine
Dr. Brennan graduated from Saint Louis University School of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen Michael Brennan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Stephen Michael Brennan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Stephen Michael Brennan's NPI number?
Dr. Stephen Michael Brennan's NPI number is 1295758357. It was assigned on July 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Michael Brennan?
Dr. Stephen Michael Brennan is an anesthesiologist in Cape Girardeau, Missouri. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Stephen Michael Brennan practice?
Dr. Brennan practices at 211 St Francis Dr, Cape Girardeau, MO 63703. Dr. Brennan's primary practice is Saint Francis Medical Center in Cape Girardeau, Missouri, part of Saint Francis Healthcare System.
What is Dr. Stephen Michael Brennan's office phone number?
The practice phone on file for Dr. Brennan is (573) 331-3000.
What is Dr. Stephen Michael Brennan's medical license number?
Dr. Brennan holds Missouri license 103171.
Which hospitals is Dr. Stephen Michael Brennan affiliated with?
Dr. Brennan practices at Saint Francis Medical Center in Cape Girardeau, Missouri.
What medical group is Dr. Stephen Michael Brennan part of?
Dr. Brennan is linked to Saint Francis Medical Center.
Does Dr. Stephen Michael Brennan accept Medicare?
Yes. CMS data shows Dr. Brennan billed Medicare for 255 services in 2024, and Dr. Brennan accepts Medicare assignment.
What is Dr. Stephen Michael Brennan's MIPS score?
Dr. Brennan's MIPS final score for performance year 2024 is 67 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Stephen Michael Brennan see?
CMS counts 400 Medicare patients who saw Dr. Brennan in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Stephen Michael Brennan bill to Medicare?
In 2024, Dr. Brennan's most billed Medicare services were anesthesia (00731), surgery: brain, spine and nerves (64447) and anesthesia (00910).
Where did Dr. Stephen Michael Brennan go to medical school?
Dr. Brennan graduated from Saint Louis University School of Medicine in 1992.
What drugs does Dr. Stephen Michael Brennan prescribe most?
In 2021 Medicare Part D data, Dr. Brennan's most prescribed drugs by claims were Midodrine HCl.
Has Dr. Stephen Michael Brennan received payments from drug or device companies?
CMS Open Payments shows $1,363 in general payments to Dr. Brennan from 15 companies from 2016 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Stephen Michael Brennan been practicing?
Dr. Brennan graduated from medical school in 1992, 34 years ago.
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